Color compositions and methods of manufacture
US7425235B2 · kind B2 · utility
1Cited by
101References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 10, 2006 |
| Grant date | Sep 16, 2008 |
| Priority date | — |
| Expiry date | Feb 10, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B63/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention includes a paint or coating composition comprising an organic pigment or dye complexed to the surface of a layered or fibrous inorganic clay. A wide variety of paint colors can be obtained by varying the pH during the preparation as well as by varying the synthesis conditions and changing particle size of the clay.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.